Showerhead Wall Mount Combo

My Showerhead wallmount broke down and I was in need for a new one. There are currently four modelsThe Wall Mount V1 goes with the universal Showerhead MountThe Wall Mount V.2 goes with the “specific Mount” which is specifically designed for my Showerhead.you need an additional screw and nut to connect both parts and two more screws to screw it into the wall.